(NkAPLQ (B/s - (NgEGUZIN(B, (Nq(B.(Ne(B.s; (NkAGANOW(B, (Nm(B.(Ni(B.s; (NaKADEMIQ NAUK sssrs ((NmOSKWA (B:s (NnAUKA(B,s, 1977)
Keywords: (NfIZIKAs